
#ifndef _DELAY_H_
#define _DELAY_H_

#define NP()  asm("nop \n")
#define NP_10()   do{NP();NP();NP();NP();NP();NP();NP();NP();NP();NP();}while(0)

void delay_ns(unsigned int ns_100);
void delay_us(unsigned int us);
void delay_ms(unsigned int ms);

#endif

